<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        * {
            padding: 0;
            margin: 0;
        }

        html {
            line-height: 1;
            font-family: Helvetica, Tahoma, Arial, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Heiti SC", STXihei, SimHei;
            -webkit-font-smoothing: antialiased;
        }

        body {
            font-size: 15px;
            color: #1e1f24;
        }

        .home {
            position: relative;
            height: 100vh;
            max-height: 800px;
            overflow: hidden;
            background-color: #177fff;
            background-image: url(背景图片);
            background-position: center;
            background-repeat: no-repeat;
            background-size: cover;
        }

        .home-content {
            position: absolute;
            top: 50%;
            left: 50%;
            -ms-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%);
            color: #fff;
            z-index: 1;
            width: 960px;
        }

        .home-content .main-header {
            font-size: 72px;
            font-weight: 600;
            letter-spacing: .04em;
            -ms-transform: translateY(50px);
            transform: translateY(50px);
            animation: homeTitleFadeIn 1s;
            animation-fill-mode: forwards;
        }

        .home-content .sub-header {
            margin-top: 26px;
            font-size: 36px;
            font-weight: 600;
            -ms-transform: translateY(30px);
            transform: translateY(30px);
            animation: homeTitleFadeIn .8s;
            animation-fill-mode: forwards;
            animation-delay: .3s;
        }

        .home-content .sub-header::before {
            margin-right: 14px;
            content: '';
            display: inline-block;
            vertical-align: top;
            width: 9px;
            height: 34px;
            background-color: #ffd916;
        }

        section {
            padding: 100px 0;
        }
    </style>
</head>

<body>
    <div class="home">
        <div class="home-content">
            <h1 class="main-header">大标题</h1>
            <div class="sub-header">微信小程序专场</div>
            <div style="margin-top: 80px;font-size: 36px;">
                <span>其他内容</span>
            </div>
        </div>
    </div>
    <section>
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</body>

</html>